html,
body {
  height: 100%;
}

.mui-pull-top-tips {
  position: absolute;
  top: -20px;
  left: 50%;
  margin-left: -25px;
  width: 40px;
  height: 40px;
  border-radius: 100%;
  z-index: 1;
}

.mui-pull-top-tips.mui-transitioning {
  -webkit-transition-duration: 200ms;
  transition-duration: 200ms;
}

.mui-pull-top-canvas {
  overflow: hidden;
  background-color: #fafafa;
  border-radius: 40px;
  box-shadow: 0 4px 10px #bbb;
  width: 40px;
  height: 40px;
  margin: 0 auto;
}

.mui-pull-top-canvas canvas {
  width: 40px;
}